690123644

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{547}}^1$

素因数の和:763

約数の個数: 72

約数和(自身を含む): 1450974672

約数和(自身を除く): 760851028

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 157, 164, 196, 287, 314, 547, 574, 628, 1094, 1099, 1148, 2009, 2188, 2198, 3829, 4018, 4396, 6437, 7658, 7693, 8036, 12874, 15316, 15386, 22427, 25748, 26803, 30772, 44854, 45059, 53606, 85879, 89708, 90118, 107212, 156989, 171758, 180236, 313978, 315413, 343516, 601153, 627956, 630826, 1098923, 1202306, 1261652, 2197846, 2404612, 3521039, 4208071, 4395692, 7042078, 8416142, 14084156, 16832284, 24647273, 49294546, 98589092, 172530911, 345061822, 690123644]

約数ペア:

[(1, 690123644), (2, 345061822), (4, 172530911), (7, 98589092), (14, 49294546), (28, 24647273), (41, 16832284), (49, 14084156), (82, 8416142), (98, 7042078), (157, 4395692), (164, 4208071), (196, 3521039), (287, 2404612), (314, 2197846), (547, 1261652), (574, 1202306), (628, 1098923), (1094, 630826), (1099, 627956), (1148, 601153), (2009, 343516), (2188, 315413), (2198, 313978), (3829, 180236), (4018, 171758), (4396, 156989), (6437, 107212), (7658, 90118), (7693, 89708), (8036, 85879), (12874, 53606), (15316, 45059), (15386, 44854), (22427, 30772), (25748, 26803)]